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Aeroquip Fitting (REUS) REFRIG

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Description & Features

This Eaton Aeroquip fitting is designed for applications requiring reliable connections in refrigeration systems. Constructed from durable carbon steel, it ensures longevity and dependable performance. The fitting features a female SAE 37Ëš flare end type, compatible with a wide range of line, hose, and tube systems. Its -6 hose dash size and 0.5625-inch end size provide versatility, making it suitable for various industrial uses. The product's robust design aids in reducing assembly times, thereby boosting production efficiency.

Ideal for demanding environments, the Aeroquip Fitting (REUS) REFRIG is part of the Danfoss / Eaton E-Z Clip System A/C refrigeration products. Its dependable construction is complemented by detailed documentation, including fluid compatibility and catalog resources, accessible through Eaton's public content portal.

SKU: FJ3731-0606S

Supplier Part Number (MPN): FJ3731-0606S

Specifications

Brand
Danfoss
a Dimensions
3.66 in
Compatible Hose ID
0.38 in
Connection Size 1
3/8 in
Connection Size 2
3/8 in
Connection Type
Female JIC Swivel, Hose
Connection Type 1
Hose
Connection Type 2
Female 37 deg JIC Swivel
Construction Style
Crimp
Cut-Off Factor
2.13 in
Dimensions
3.66 in L x 0.69 in W x 0.79 in H
End Gender 1
Female
End Size 1
9/16 in
Finish
Zinc-Plated
Fitting Type
Hose Fitting
For Use With
E-Z Clip System A/C Refrigeration GH134 Series Hoses
Hex Size
0.67 in
Hose Dash Size
06
Inside Diameter
0.22 in
Material
Steel
Material Construction
Carbon Steel
nmfc
50
Seal Material
HNBR
Segment Code
C
Series
FJ3731 Series
Thread Sealant
Without Thread Sealant
Thread Size
9/16-18
Thread Type
UNF

Product Questions & Answers (2)

Question by: Hank A on Oct 29, 2025, 10:11 AM
What kind of material is this fitting made outta?
Answer by: Customer Support on Oct 30, 2025, 3:06 PM
It's constructed from carbon steel, so it's pretty durable for refrigeration systems.
Question by: Neal B on Mar 14, 2026, 11:16 AM
what refrigeration systems is this aeroquip fitting actually built for? asking cause i got an A/C line setup and need something that'll hold up
Answer by: Customer Support on Mar 15, 2026, 2:46 PM
Carbon steel construction and a female SAE 37-degree flare end make this fitting well suited for refrigeration and A/C line applications. It's part of the Danfoss and Eaton E-Z Clip System, which covers A/C refrigeration work specifically. The -6 hose dash size and 0.5625-inch end size are what you'll want to match against your existing line before ordering.

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